Description: Spiral Duct Langdon, Inc. 513-733-5955
Spiral Duct
Spiral Duct. Langdon, Inc. is a manufacturer of lock-seam, high pressure Spiral pipe and fittings. We offer a complete line of standard commercial and Industrial Spiral pipe, fittings, and custom fabrications designed to meet all standard specifications. Our products are engineered and built to meet or exceed all SMACNA (Sheet Metal and Contractors National Association) standards, and you can expect quality and on-time delivery, whether you need a few components or a complete system for a major install